XML Formatter

Paste your XML below — we'll format, minify, and syntax-check it for you instantly.

  1. Paste your XML string into the input box — it will be auto-formatted with 2-space indentation immediately.
  2. Click "Format (2 spaces)" or "Format (4 spaces)" to beautify XML, or click "Minify" to strip all extra whitespace for a compact output.
  3. If the XML syntax is invalid, an error message appears below the input in real time.
  4. Click "Copy" to quickly copy the result to your clipboard.

Tip: XML declarations (<?xml version="1.0"?>), CDATA sections, processing instructions, and attributes are all preserved correctly.

When would I use this?

  • When raw API responses, RSS feeds, or SOAP payloads are hard to scan.
  • When you want to pretty-print config files (pom.xml, AndroidManifest.xml, web.config) for easier debugging.
  • When you need to minify XML before transmitting it, or validate structure before passing it to another system.

What is the difference between XML and JSON? Which should I use?

JSON has simpler syntax and is the go-to format for Web API data exchange. XML supports attributes, namespaces, and Schema validation, making it dominant in enterprise systems, config files, and document markup. Both formatters are available on this site.

Why did my attribute order change after formatting?

The XML specification does not guarantee attribute order — the browser DOM parser reorders them according to its own implementation. A change in attribute order has no effect on XML semantics.

Can I format HTML with this tool?

This tool uses a strict XML parser that requires fully well-formed XML (all tags closed, attributes quoted). Most HTML does not conform to XML standards. Use XHTML or fix the markup before pasting.

Is my data uploaded to a server?

No. All formatting and minification happens entirely in your browser. Your data never leaves your device.

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